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/*
* Berkeley Lab Checkpoint/Restart (BLCR) for Linux is Copyright (c)
* 2009, The Regents of the University of California, through Lawrence
* Berkeley National Laboratory (subject to receipt of any required
* approvals from the U.S. Dept. of Energy). All rights reserved.
*
* Portions may be copyrighted by others, as may be noted in specific
* copyright notices within specific files.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: testcxx.cc,v 1.2.2.2 2009/02/14 01:48:56 phargrov Exp $
*/
const char description[] =
"This test just verifies we can compile and link a C++ program\n";
// Run these all past C++ (even though some are redundant)
#include "crut.h"
#include "crut_util.h"
#include "libcr.h"
#include <sys/types.h>
#include <unistd.h>
#include <cstdlib>
#include <iostream>
using namespace std;
int misc_stuff(void)
{
// Misc stuff to test for regression of past known problems
struct cr_rstrt_relocate *s;
s = (struct cr_rstrt_relocate *)malloc(CR_RSTRT_RELOCATE_SIZE(CR_MAX_RSTRT_RELOC));
return 0;
}
static int my_callback(void* arg)
{
int rc;
cout << "003 in callback before calling cr_checkpoint()" << endl;
rc = cr_checkpoint(0);
if (!rc) {
cout << "004 in callback continuing after calling cr_checkpoint()" << endl;
} else {
cout << "XXX cr_checkpoint(0) unexpectedly returned " << rc << endl;
}
return 0;
}
int main(void)
{
cr_callback_id_t cb_id;
cr_client_id_t my_id;
pid_t my_pid;
char *filename;
int rc;
struct stat s;
rc = misc_stuff();
my_pid = getpid();
filename = crut_aprintf("context.%d", my_pid);
(void)unlink(filename); // might fail silently
cout << "000 Process started with pid " << my_pid << endl;
cout << "#ST_ALARM:120" << endl;
my_id = cr_init();
if (my_id < 0) {
cout << "XXX cr_init() failed, returning " << my_id << endl;
exit(-1);
} else {
cout << "001 cr_init() succeeded" << endl;
}
cb_id = cr_register_callback(my_callback, NULL, CR_SIGNAL_CONTEXT);
if (cb_id < 0) {
cout << "XXX cr_register_callback() unexpectedly returned " << cb_id << endl;
exit(-1);
} else {
cout << "002 cr_register_callback() correctly returned " << cb_id << endl;
}
// Request a blocking checkpoint of ourself
rc = crut_checkpoint_block(filename);
if (rc < 0) {
cout << "XXX crut_checkpoint_block() unexpectedly returned " << rc
<< " (errno: " << cr_strerror(errno) << ")" << endl;
exit(-1);
}
// Did we at least create the file?
rc = stat(filename, &s);
if (rc) {
cout << "XXX stat() unexpectedly returned " << rc << endl;
exit(-1);
} else {
cout << "005 stat(" << filename << ") correctly returned 0" << endl;
}
// Is the file non-empty
if (s.st_size == 0) {
cout << "XXX context file unexpectedly empty" << endl;
exit(-1);
} else {
cout << "006 " << filename << " is non-empty" << endl;
}
(void)unlink(filename); // might fail silently
cout << "007 DONE" << endl;
return 0;
}
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